89115544 has 32 divisors (see below), whose sum is σ = 191371680. Its totient is φ = 38110464.

The previous prime is 89115527. The next prime is 89115577. The reversal of 89115544 is 44551198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29764 + ... + 32620.

It is an arithmetic number, because the mean of its divisors is an integer number (5980365).

Almost surely, 2^89115544 is an apocalyptic number.

It is an amenable number.

89115544 is an abundant number, since it is smaller than the sum of its proper divisors (102256136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89115544 is a wasteful number, since it uses less digits than its factorization.

89115544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3427 (or 3423 counting only the distinct ones).

The product of its digits is 28800, while the sum is 37.

The square root of 89115544 is about 9440.1029655402. The cubic root of 89115544 is about 446.6676374326.

The spelling of 89115544 in words is "eighty-nine million, one hundred fifteen thousand, five hundred forty-four".